[3] The unit covers areas of mangroves to the west of the Baía dos Pinheiros, to the north of the Baía de Guaraqueçaba and to the west of the Enseada do Benito, as well as the islands of Laranjeiras, Rabelo, Pavoçá, Sambaqui, Bananas and Galheta.

[3] The station lies in the humid tropical zone with high rainfall, particularly from February to April.

[5] The Rhizophora mangle, Laguncularia racemosa and Avicennia schaueriana are the main trees of the mangrove, and flower from March to October.

[5] The Ecological Station is a "strict nature reserve" under IUCN protected area category Ia.

[3] The station was created to preserve the mangrove and island ecosystem, protect endangered species, maintain gene banks and support scientific research.